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Clinical Guidelines

Metered dose Nitrogen Cryospray for Treatment of Chronic Bronchitis in Patients with COPD (SPRAY-CB)

Gerard Criner, MD, FACP, FACCP, outlines the details of the SPRAY-BC clinical trial for the treatment of chronic bronchitis in patients with COPD.

Temple Health

Gerard Criner, MD, FACP, FACCP, outlines the details of the SPRAY-CB clinical trial for the treatment of chronic bronchitis in patients with COPD.